Re: The Sentinels
They have to be big enough to be scary, and so they are not too easily overpowered by mutants.
I thought their evil-looking mouths were one of their most terrifying features of them in the comics and cartoons.
And they should have at least some dark purple in the design.
Noah 3/10, Godzilla 6/10, CA:TWS 7/10, GoTG 7.5/10, X-Men: Days of Future Past 9/10